TY  - RPRT
TI  - Randomized trials in coronary bypass surgery.
AU  - T Killip
AU  - T J Ryan
PY  - 1985
DO  - 10.1161/01.cir.71.3.418
UR  - https://pubmed.ncbi.nlm.nih.gov/3882263/
ID  - 3882263
ER  -